‘Project Runway’ Season 13 — Cast & Episode Pictures

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Helen Castillo, from Project Runway season 12, during the final challenge on Project Runway All-Stars season 4, airing Thursday, February 12, at 9pm ET/PT on Lifetime (Courtesy of Pawel Kaminski)

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Dmitry Sholokhov, from Project Runway season 10, during the final challenge on Project Runway All-Stars season 4, airing Thursday, February 12, at 9pm ET/PT on Lifetime (Courtesy of Pawel Kaminski)

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(L to R) Dmitry Sholokhov, from Project Runway season 10, Sonjia Williams, from Project Runway season 10 and Helen Castillo, from Project Runway season 12, during the final challenge on Project Runway All-Stars season 4, airing Thursday, February 12, at 9pm ET/PT on Lifetime (Courtesy of Pawel Kaminski)

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Sonjia Williams, from Project Runway season 10, during the final challenge on Project Runway All Stars season 4, airing Thursday, February 12, at 9pm ET/PT on Lifetime (Courtesy of Pawel Kaminski)

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(L to R) Alyssa Milano, Dmitry Sholokhov, from Project Runway season 10, Sonjia Williams, from Project Runway season 10 and Helen Castillo, from Project Runway season 12, during the final challenge on Project Runway All-Stars season 4, airing Thursday, February 12, at 9pm ET/PT on Lifetime (Courtesy of Pawel Kaminski)

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(L to R) Helen Castillo, from Project Runway season 12, Sonjia Williams, from Project Runway season 10, Alyssa Milano and Dmitry Sholokhov, from Project Runway season 10, during the final challenge on Project Runway All-Stars season 4, airing Thursday, February 12, at 9pm ET/PT on Lifetime (Courtesy of Pawel Kaminski)

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Alyssa Milano hosts the final challenge of Project Runway All Stars season 4, airing Thursday, February 12, at 9pm ET/PT on Lifetime (Courtesy of Pawel Kaminski)

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Alyssa Milano hosts the final challenge of Project Runway All Stars season 4, airing Thursday, February 12, at 9pm ET/PT on Lifetime (Courtesy of Pawel Kaminski)

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Zac Posen guest judges the final challenge of Project Runway All Stars season 4, airing Thursday, February 12, at 9pm ET/PT on Lifetime (Courtesy of Pawel Kaminski)

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(L to R) Isaac Mizrahi, guest judges Mira Sorvino and Zac Posen during the final challenge of Project Runway All Stars season 4, airing Thursday, February 12, at 9pm ET/PT on Lifetime (Courtesy of Pawel Kaminski)

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Alyssa Milano hosts the final challenge of Project Runway All Stars season 4, airing Thursday, February 12, at 9pm ET/PT on Lifetime (Courtesy of Pawel Kaminski)

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Dmitry Sholokhov’s final design for the twelfth challenge of Project Runway All Stars season 4, airing Thursday, February 5, at 9pm ET/PT on Lifetime (Courtesy of Pawel Kaminski)

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Michelle Lesniak’s final design for the twelfth challenge of Project Runway All Stars season 4, airing Thursday, February 5, at 9pm ET/PT on Lifetime (Courtesy of Pawel Kaminski)

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Helen Castillo’s final design for the twelfth challenge of Project Runway All Stars season 4, airing Thursday, February 5, at 9pm ET/PT on Lifetime (Courtesy of Pawel Kaminski)

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Sonjia Williams’ final design for the twelfth challenge of Project Runway All Stars season 4, airing Thursday, February 5, at 9pm ET/PT on Lifetime (Courtesy of Pawel Kaminski)

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‘Project Runway’ Season 13 (Courtesy of Lifetime)

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‘Project Runway’ Season 13 (Courtesy of Lifetime)

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‘Project Runway’ Season 13 (Courtesy of Lifetime)

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‘Project Runway’ Final Challennge Season 13 airing October 23, (Courtesy of Lifetime)

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‘Project Runway’ Final Challennge Season 13 airing October 23, (Courtesy of Lifetime)

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‘Project Runway’ Final Challennge Season 13 airing October 23, (Courtesy of Lifetime)

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‘Project Runway’ Final Challennge Season 13 airing October 23, (Courtesy of Lifetime)

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‘Project Runway’ Final Challennge Season 13 airing October 23, (Courtesy of Lifetime)

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‘Project Runway’ Final Challennge Season 13 airing October 23, (Courtesy of Lifetime)

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‘Project Runway’ Final Challennge Season 13 airing October 23, (Courtesy of Lifetime)

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‘Project Runway’ Final Challennge Season 13 airing October 23, (Courtesy of Lifetime)